| 1917 | ÷ | 505227 | × | ( | 42 25 | × | 18 | + | 23223 1000 | x | ) | = | 42 25 | × | 18 |
| Left side of the equation = | 639 168409 | ( | 42 25 | × | 18 | + | 23223 1000 | x | ) |
639 168409 | ( | 42 25 | × | 18 | + | 23223 1000 | x | ) | = | 42 25 | × | 18 |
| Left side of the equation = | 639 168409 | × | 42 25 | × | 18 | + | 639 168409 | × | 23223 1000 | x |
| = | 483084 4210225 | + | 14839497 168409000 | x |
483084 4210225 | + | 14839497 168409000 | x | = | 42 25 | × | 18 |
| Right side of the equation = | 756 25 |
483084 4210225 | + | 14839497 168409000 | x | = | 756 25 |
14839497 168409000 | x | = | 756 25 | − | 483084 4210225 |
14839497 168409000 | x | = | 25366824 842045 |
| x | = | 25366824 842045 | ÷ | 14839497 168409000 |
| = | 25366824 842045 | × | 168409000 14839497 |
| = | 939512 168409 | × | 33681800 549611 |
| x | = | 31644455281600 92559438899 |